For the Inventor, By the Inventor

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Tucson, AZ, United States of America

Tri-tronics, Inc.

USPTO Granted Patents = 31

Trademarks = 11

Forward Citations = 1,280

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25 inventors (with patents filed for the assignee):

Timothy T Duncan (13 out of 14 patents)

Timothy J Crist (10 out of 32 patents)

Gerald J Gonda (7 out of 7 patents)

4. Francisco J Napolez (6 out of 7 patents)

5. Sean M Hayes (4 out of 5 patents)

6. Gregory J Farkas (4 out of 4 patents)

7. Kagum G Zakharyan (3 out of 6 patents)

8. John Vancza, Jr (3 out of 3 patents)

9. Stephen M Myers (3 out of 3 patents)

10. Kent D Christensen (2 out of 3 patents)

11. Robert D Rozanski (2 out of 2 patents)

12. Robert E Slater (2 out of 2 patents)

13. Steven R Fister (1 out of 6 patents)

14. David T Whetten (1 out of 3 patents)

15. Rodney J Morris (1 out of 1 patent)

31 patents: Sort by Forward Citations

1. 8065978 - System and method for tracking, monitoring, and locating animals (2011-11-29),

2. 7819087 - Remote controlled animal training system with wireless communication system (2010-10-26),

3. D553037 - Remotely controlled animal training receiver (2007-10-16),

4. 7252051 - Neck motion detector and method for bark control device (2007-08-07),

5. 7198009 - Frequency spectrum capture and compare technique for valid bark detection (2007-04-03),

6. 7187291 - Control system and method for remote launchers (2007-03-06),

7. D531584 - Remote control animal training transmitter (2006-11-07),

8. D520894 - Collar-mounted bark limiting device (2006-05-16),

9. 7000570 - Synchronized primary winding current shunting technique for controlling electro-stimulus level (2006-02-21),

10. 6928958 - Vibration sensor assembly and method for bark controller (2005-08-16),

11. 6907844 - Stabilizing post and method for bark controller (2005-06-21),

12. 6750758 - Remotely controlled beeper and method (2004-06-15),

13. 6549133 - Remote transmitter and method (2003-04-15),

14. D446144 - Portable dog-training transmitter/holster assembly (2001-08-08),

15. D445707 - Collar-mounted beeper assembly (2001-08-01),

Tri-tronics, Inc. is a leading manufacturer of high-performance photoelectric sensors and light curtains for industrial automation applications. With over 40 years of experience, Tri-tronics is known for their innovative products that are reliable, durable, and easy to use. Their sensors are used in a wide range of industries including packaging, automotive, food processing, and pharmaceuticals.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

31 Patents

#18 in Tucson, AZ

#136 in Arizona

#10,538 in US

#20,590 in the World

Tucson, AZ, United States of America

Tri-tronics, Inc.

Forward Citations = 1,280

25 inventors:

Timothy T Duncan (13 out of 14 patents)

Timothy J Crist (10 out of 32 patents)

Gerald J Gonda (7 out of 7 patents)

4. Francisco J Napolez (6 out of 7 patents)

5. Sean M Hayes (4 out of 5 patents)

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